Home / 198,957.60-274,552.54-108,311.24

Finding the Fourth Proportional to 198,957.60, 274,552.54 and 108,311.24

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Solution

The fourth proportional to 198,957.60, 274,552.54 and 108,311.24 is: 149,464.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,957.60 : 274,552.54 = 108,311.24 : x
  2. Step 2: Convert to fraction form
    198,957.60/274,552.54 = 108,311.24/x
  3. Step 3: Cross multiply
    198,957.60x = 274,552.54 × 108,311.24
  4. Step 4: Simplify right side
    198,957.60x = 29,737,126,468.15
  5. Step 5: Solve for x
    x = 29,737,126,468.15/198,957.60
  6. Step 6: Final answer
    x = 149,464.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.